pppoe-server -I enp0s8 -L 192.168.56.120 -R 192.168.56.200 -N 10

pppoe-server -I enp0s8 -L 192.168.56.108 -R 192.168.56.150-180
#/etc/ppp

#➜  ~ cat /etc/ppp/pap-secrets
"zjt_1" * "1"

#➜  ~ cat /etc/ppp/chap-secrets
"zjt_1" * "1"
